Question 3.8 A: The manager of a call center recorded the volume of calls re...

Operations Management [EXP-72231]

The manager of a call center recorded the volume of calls received between 9 and 10 a.m. for 21 days and wants to obtain a seasonal index for each day for that hour.

Day	Volume	Day	Volume	Day	Volume
Tues	67	Tues	60	Tues	64
Wed	75	Wed	73	Wed	76
Thurs	82	Thurs	85	Thurs	87
Fri	98	Fri	99	Fri	96
Sat	90	Sat	86	Sat	88
Sun	36	Sun	40	Sun	44
Mon	55	Mon	52	Mon	50

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